package com.marquisx.common.ui.preference;

import android.content.Context;
import android.content.Intent;
import android.content.res.TypedArray;
import android.os.Parcel;
import android.os.Parcelable;
import android.preference.Preference;
import android.util.AttributeSet;
import android.view.View;
import android.widget.ImageView;

import com.marquisx.tzdice.Constants;
import com.marquisx.tzdice.R;
import com.marquisx.tzdice.Setting;
import com.marquisx.tzdice.UserProfilePicGrid;

public abstract class PicturePreference extends Preference
{
	private int pictureId;
	private ImageView pictureIV;
	
	// This is the constructor called by the inflater
	public PicturePreference(Context context, AttributeSet attrs)
	{
		super(context, attrs);

		setWidgetLayoutResource(R.layout.preference_widget_userprofile);
	}
	
	abstract public void refresh();
	abstract protected void onClick();
	
	@Override
	protected void onBindView(View view)
	{
		super.onBindView(view);

		// Set our custom views inside the layout
		pictureIV = (ImageView) view.findViewById(R.id.preference_userprofile_widget_iv);
		if (pictureIV != null)
		{
			pictureIV.setImageResource(pictureId);
		}
	}

	@Override
	protected Object onGetDefaultValue(TypedArray a, int index)
	{
		// This preference type's value type is Integer, so we read the default
		// value from the attributes as an Integer.
		return a.getInteger(index, 0);
	}

	@Override
	protected void onSetInitialValue(boolean restoreValue, Object defaultValue)
	{
		if (restoreValue)
		{
			// Restore state
			//TODO
			pictureId = getPersistedInt(Constants.USE_RPROFILE_PIC_ID_DEF);
		}
		else
		{
			// Set state
			int value = (Integer) defaultValue;
			pictureId = value;
			persistInt(value);
		}
	}

	@Override
	protected Parcelable onSaveInstanceState()
	{
		/*
		 * Suppose a client uses this preference type without persisting. We must save the instance state so it is able
		 * to, for example, survive orientation changes.
		 */

		final Parcelable superState = super.onSaveInstanceState();
		if (isPersistent())
		{
			// No need to save instance state since it's persistent
			return superState;
		}

		// Save the instance state
		final SavedState myState = new SavedState(superState);
		myState.pictureId = pictureId;
		return myState;
	}

	@Override
	protected void onRestoreInstanceState(Parcelable state)
	{
		if (!state.getClass().equals(SavedState.class))
		{
			// Didn't save state for us in onSaveInstanceState
			super.onRestoreInstanceState(state);
			return;
		}

		// Restore the instance state
		SavedState myState = (SavedState) state;
		super.onRestoreInstanceState(myState.getSuperState());
		pictureId = myState.pictureId;
		notifyChanged();
	}

	/**
	 * SavedState, a subclass of {@link BaseSavedState}, will store the state of MyPreference, a subclass of Preference.
	 * <p>
	 * It is important to always call through to super methods.
	 */
	private static class SavedState extends BaseSavedState
	{
		int pictureId;

		public SavedState(Parcel source)
		{
			super(source);

			// Restore the click counter
			pictureId = source.readInt();
		}

		@Override
		public void writeToParcel(Parcel dest, int flags)
		{
			super.writeToParcel(dest, flags);

			// Save the click counter
			dest.writeInt(pictureId);
		}

		public SavedState(Parcelable superState)
		{
			super(superState);
		}

		public static final Parcelable.Creator<SavedState> CREATOR = new Parcelable.Creator<SavedState>()
		{
			public SavedState createFromParcel(Parcel in)
			{
				return new SavedState(in);
			}

			public SavedState[] newArray(int size)
			{
				return new SavedState[size];
			}
		};
	}

}
